Device for attaching an enclosure about a high temperature casing



J1me 1965 R. D. SIDENER 3, 86,5-2

DEVICE FOR ATTACHING AN ENCLOSURE ABOUT A HIGH TEMPERATURE CASING FiledApril 25. 1962 ATTORNEY United States Patent "Ice ,ifij fii planarportion of a casing with the casing operable at 3,186,526 S a highertemperature than the enclosure, DEVICE FGR ATTACHENG AN ENCLQSURE theapparatus comprising I ABGUT A HIGH TEWERATWE CASING an elongatedmetallic angle connected to the casing Roger D. Sidener, Westfield, NJ.,assignor to Foster Wheeler Corporation, New York, N.Y., a corporation ofNew York .and having an upward projecting longitudinally extendingflange spaced from the casing,

Filed APL 23, 19 2 1 9 499 an elongated metallic clip connected to theenclo- 1 Claim. (Cl. 189-34) sure and defining a longitudinallyextending downward opening recess adapted to receive at This inventionrelates to casings operable at high temleast a portion of the upwardprojecting flange peratures, such as furnace or boiler walls. It is adevice in sliding engagement therein, for attaching an outer enclosureto the casing. the flange being movable with the casing relative Becauseof different operating temperatures between the clip, the casing and theenclosure, the attaching device must the flange having an outer surfaceon the side be capable of accommodating relative movement therethereofremoved from the casing, between. The present advance contemplates amovable insulation lining the outer surface between adconnection forthis service. An angle and a clip are jacent surfaces of the flange andclip to miniprovided. The angle has a flange movable with the casmizeheat transfer from the casing to the encloing relative the clip withoutdisengagement therefrom. sure, the insulation and flange making a closeThe accompanying drawing is an isometric section fit in said recess,showing a portion of a furnace wall embodying this inthe enclosurecomprising a first and a second panel vention. arranged in contiguousrelationshi and aligned In the drawing, longitudinal casing 1 issubjected to a in avertical plane, P high temperature while enclosure 2is substantially at the first panel defining a terminal lip projectingambient temperature. outward relative the enclosure,

Enclosure 2 is supported from casing 1. Toward this the second paneldefining an end folded over objective angle 3 is connected to casing 1by fillet welds the terminal lip to form a joint, Longimdinal flange 6engages in recess 6169.1 the clip disposed in sandwiched engagementbeance defined y p 9 which in turn is Connected tween the terminal lipand the end for connecenclosure 2. Sliding of flange 6 in recess 7accompanies ti to the enclosure longitudinal movement between casing 1and enclosure 2. Transverse movement of easing 1 relative enclosureReferences Cited by the Examiner 2 is accompanied by sliding relativeclip 9.

Enclosure 2 is fabricated of first panel 13 and second UNITED S ES TE Spanel 14. Terminal lip 16 on first panel 13 projects outward relativeenclosure 2. Second panel 14 defines end 17 folded over terminal lip 16to form a joint. Clip 9 2164138 6/39 L d is disposed in sandwichedengagement between terminal 2329610 9/43 gi g; 622 1 11p 16 and end 17for connection to enclosure 2. 3,080,022 3/63 Mote 189 34 It will beapparent that wide changes can be made in 40 the shown embodimentwithout departing from the spirit of invention defined by the c1 ai mRICHARD W. COOKE, 111., Primary Examzner.

What is claimed is: JACOB L. NACKENOFF, Examiner.

An apparatus for attaching an enclosure to a vertical

